Require that client name prefix include at least 1 dot

Signed-off-by: falkTX <falktx@falktx.com>

source/backend/CarlaBackend.h

@@ -1426,6 +1426,7 @@ typedef enum {
     /*!
      * A prefix to give to all plugin clients created by Carla.
      * Mostly useful for JACK multi-client mode.
+     * @note MUST include at least one "." (dot).
      */
     ENGINE_OPTION_CLIENT_NAME_PREFIX = 34
 

source/frontend/carla_backend.py

@@ -1015,6 +1015,11 @@ ENGINE_OPTION_WINE_SERVER_RT_PRIO = 32
 # Capture console output into debug callbacks
 ENGINE_OPTION_DEBUG_CONSOLE_OUTPUT = 33
 
+# A prefix to give to all plugin clients created by Carla.
+# Mostly useful for JACK multi-client mode.
+# @note MUST include at least one "." (dot).
+ENGINE_OPTION_CLIENT_NAME_PREFIX = 34
+
 # ---------------------------------------------------------------------------------------------------------------------
 # Engine Process Mode
 # Engine process mode.